Mercurial > hg > graal-jvmci-8
view jvmci/jdk.vm.ci.runtime.test/src/jdk/vm/ci/runtime/test/ConstantTest.java @ 23700:9e1235406b59
[Findbugs] various warnings reported for JVMCI sources (JDK-8159613)
author | Doug Simon <doug.simon@oracle.com> |
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date | Sat, 18 Jun 2016 13:19:01 +0200 |
parents | 1d4ce2d19e52 |
children |
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/* * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * @test * @compile ConstantTest.java FieldUniverse.java TypeUniverse.java TestMetaAccessProvider.java * @run junit jdk.vm.ci.runtime.test.ConstantTest */ package jdk.vm.ci.runtime.test; import org.junit.Assert; import org.junit.Test; import jdk.vm.ci.meta.JavaConstant; public class ConstantTest extends FieldUniverse { @Test public void testNegativeZero() { Assert.assertTrue("Constant for 0.0f must be different from -0.0f", JavaConstant.FLOAT_0 != JavaConstant.forFloat(-0.0F)); Assert.assertTrue("Constant for 0.0d must be different from -0.0d", JavaConstant.DOUBLE_0 != JavaConstant.forDouble(-0.0d)); } @Test public void testNullIsNull() { Assert.assertTrue(JavaConstant.NULL_POINTER.isNull()); } }